== sanity test 51f: check many open files limit ========== 14:51:00 (1781031060)
MDT0 numfree=     536863, max=100000
changed ulimit from 1024 to 100020
 - open/keep 3123 (time 1781031072.85 total 10.00 last 312.30)
 - open/keep 6401 (time 1781031082.85 total 20.00 last 327.74)
 - open/keep 9597 (time 1781031092.85 total 30.00 last 319.53)
 - open/keep 13660 (time 1781031102.85 total 40.00 last 406.28)
 - open/keep 17086 (time 1781031112.86 total 50.01 last 342.38)
 - open/keep 20000 (time 1781031120.11 total 57.27 last 401.63)
 - open/keep 23597 (time 1781031130.11 total 67.27 last 359.67)
 - open/keep 26871 (time 1781031140.11 total 77.27 last 327.36)
 - open/keep 30000 (time 1781031149.23 total 86.39 last 343.10)
 - open/keep 33826 (time 1781031159.23 total 96.39 last 382.58)
 - open/keep 39648 (time 1781031169.24 total 106.39 last 582.04)
 - open/keep 45410 (time 1781031179.24 total 116.39 last 576.18)
total: 47449 open/keep in 120.00 seconds: 395.41 ops/second
 - closed 10000 (time 1781031192.47 total 9.62 last -3681.01)
 - closed 20000 (time 1781031201.68 total 18.84 last 1084.90)
 - closed 29669 (time 1781031211.68 total 28.84 last 966.84)
 - closed 30000 (time 1781031212.05 total 29.21 last 893.51)
 - closed 39661 (time 1781031222.05 total 39.21 last 966.05)
 - closed 40000 (time 1781031222.41 total 39.57 last 940.82)
total: 47449 close in 48.47 seconds: 978.86 close/second
 - unlinked 0 (time 1781031232 ; total 0 ; last 0)
 - unlinked 10000 (time 1781031252 ; total 20 ; last 20)
 - unlinked 20000 (time 1781031271 ; total 39 ; last 19)
 - unlinked 30000 (time 1781031288 ; total 56 ; last 17)
 - unlinked 40000 (time 1781031308 ; total 76 ; last 20)
unlink(/mnt/lustre/d51f.sanity/f47449) error: No such file or directory
total: 47449 unlinks in 90 seconds: 527.211121 unlinks/second